package edu.kit.csl.pisa.io;

/*
This file is part of the PISA Alignment Tool.

Copyright (C) 2013
Karlsruhe Institute of Technology
Cognitive Systems Lab (CSL)
Felix Stahlberg

PISA is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

PISA is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with PISA. If not, see <http://www.gnu.org/licenses/>.
*/

import edu.kit.csl.pisa.models.AlignmentModel;
import edu.kit.csl.pisa.models.SimpleModel;

/**
 * This class uses the GoF design pattern Null Object as a concrete factory
 * in the Abstract Factory pattern. It is used when there is no implementation
 * according to the initialModelLoader parameter. The model produced is a
 * {@link SimpleModel} with no parameters.
 */
public class LazyModelFactory implements ModelFactory {

	/**
	 * {@inheritDoc}
	 * This method returns unconditionally an simple model with no parameters.
	 * 
	 * @see SimpleModel
	 */
	@Override
	public AlignmentModel createModel(String name) {
		return new SimpleModel(name);
	}
}
